Trilla, Illinois
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January 20° 35° -23° (1985) 70° (1950) 2.26" 5.8"
February 24° 40° -17° (1996) 74° (2000) 2.22" 3"
March 33° 52° -8° (1960) 85° (1981) 2.71" 1.4"
April 44° 64° 17° (1987) 89° (1987) 4.01" 0.1"
May 54° 75° 28° (1966) 95° (1987) 4.17" 0"
June 63° 84° 41° (1992) 105° (1954) 4.11" 0"
July 67° 87° 48° (1962) 111° (1954) 4.22" 0"
August 65° 85° 40° (1986) 104° (1988) 2.89" 0"
September 57° 79° 33° (1983) 103° (1954) 3.22" 0"
October 46° 66° 19° (1962) 92° (1954) 3.56" 0"
November 35° 52° -2° (1950) 82° (1950) 3.85" 0.4"
December 24° 38° -20° (1989) 71° (1998) 2.96" 3.7"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Dec 1 28° 44° 10° (1985) 70° (1970) 0.11" 0.1"
Dec 2 28° 43° 7° (1985) 66° (1950) 0.1" 0.1"
Dec 3 28° 43° 5° (1966) 68° (1970) 0.1" 0"
Dec 4 27° 42° 4° (1991) 71° (1998) 0.1" 0.1"
Dec 5 27° 42° 13° (1964) 67° (1956) 0.1" 0.1"
Dec 6 26° 41° 0° (1977) 70° (1998) 0.1" 0.1"
Dec 7 26° 41° 1° (1977) 65° (1966) 0.1" 0.1"
Dec 8 26° 41° 4° (1958) 65° (1966) 0.1" 0.1"
Dec 9 25° 40° -4° (1958) 64° (1952) 0.11" 0.1"
Dec 10 25° 40° -3° (1977) 65° (1971) 0.1" 0.1"
Dec 11 25° 39° -4° (1962) 63° (1979) 0.09" 0.1"
Dec 12 24° 39° -8° (1962) 64° (1991) 0.09" 0.1"
Dec 13 24° 39° -3° (1962) 64° (1975) 0.09" 0.1"
Dec 14 24° 38° -4° (1963) 65° (1984) 0.08" 0.2"
Dec 15 24° 38° -11° (1951) 71° (1948) 0.1" 0.1"
Dec 16 23° 38° -9° (1989) 66° (1984) 0.09" 0.1"
Dec 17 23° 37° -5° (1989) 63° (1984) 0.09" 0.2"
Dec 18 23° 37° -10° (1983) 61° (1962) 0.09" 0.1"
Dec 19 23° 37° -12° (1983) 59° (1988) 0.09" 0.1"
Dec 20 23° 37° -7° (1981) 65° (1988) 0.09" 0.2"
Dec 21 22° 36° -18° (1989) 63° (1967) 0.1" 0.1"
Dec 22 22° 36° -20° (1989) 56° (1957) 0.1" 0.1"
Dec 23 22° 36° -16° (1989) 59° (1996) 0.1" 0.1"
Dec 24 22° 36° -16° (1983) 60° (1955) 0.1" 0.1"
Dec 25 22° 36° -14° (1983) 54° (1971) 0.09" 0.2"
Dec 26 22° 35° -5° (1983) 58° (1954) 0.1" 0.1"
Dec 27 21° 35° -1° (1950) 63° (1971) 0.09" 0.2"
Dec 28 21° 35° -1° (1961) 68° (1984) 0.09" 0.2"
Dec 29 21° 35° -6° (1983) 65° (1984) 0.09" 0.1"
Dec 30 21° 35° -9° (1983) 66° (1965) 0.09" 0.2"
Dec 31 21° 35° -11° (1967) 66° (1951) 0.09" 0.1"
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